package com.wc.alorithm_luogu.P5733;

import java.util.Scanner;

/**
 * @Author congge
 * @Date 2023/4/22 14:00
 * @description
 * https://www.luogu.com.cn/problem/P5733
 * 自动修正
 */
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String s = sc.nextLine();

        char[] chs = s.toCharArray();
        for (int i = 0; i < chs.length; i++) {
            if (chs[i] >= 'a' && chs[i] <= 'z') {
                chs[i] = (char) (chs[i] + 'A' - 'a');
            }
        }
        System.out.println(String.valueOf(chs));
    }
}
